DomGarguilo commented on code in PR #6111:
URL: https://github.com/apache/accumulo/pull/6111#discussion_r2795175654


##########
core/src/main/java/org/apache/accumulo/core/iteratorsImpl/IteratorProperty.java:
##########
@@ -144,15 +144,22 @@ public static IteratorProperty parse(String property, 
String value) {
     check(iterPropParts.length == 4 || iterPropParts.length == 6, property, 
value);
     IteratorUtil.IteratorScope scope = 
IteratorUtil.IteratorScope.valueOf(iterPropParts[2]);
     String iterName = iterPropParts[3];
+    check(!iterName.isEmpty(), property, value);
 
     if (iterPropParts.length == 4) {
-      String[] valTokens = value.split(",");
+      String[] valTokens = value.split(",", -1);

Review Comment:
   > Wondering if the split on `.` a bit further up should also pass `-1` to 
split.
   
   I think in that case it won't make a difference. Without the -1, the 
trailing empty segments are dropped and the length check  will already fail.



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